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ABC is a right angled triangle with AB = 4 units and BC = 3 units Prove that for the angle marked x° 1. 2 sin x + cos x = 1 3 B 4

Elementary Geometry For College Students, 7e

7th Edition

ISBN:9781337614085

Author:Alexander, Daniel C.; Koeberlein, Geralyn M.

Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.

Chapter11: Introduction To Trigonometry

Section11.2: The Cosine Ratio And Applications

Problem 8E

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Question

ABC is a right angled triangle with AB = 4 units and BC = 3
units Prove that for the angle marked x°
1.
sin x + cos
2
x = 1
3
B
4

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